Speed control switch of an electric nail drill



FIG. 1 is a front elevational view of a speed control switch of an electric nail drill showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the drawings depict portions of the speed control switch of an electric nail drill that form no part of the claim. 

CLAIM The ornamental design for a speed control switch of an electric nail drill, as shown and described. 